Vehicle high-speed dynamic weighing device

Abstract

The utility model relates to a vehicle high-speed dynamic weighing device, and relates to the technical field of vehicle weighing, the vehicle high-speed dynamic weighing device comprises a weighing base and a weighing flat plate installed on the weighing base, a supporting module and a plurality of weighing modules are arranged in the weighing base, and the weighing flat plate is connected with the top of the supporting module so that the supporting module can be linked with the weighing flat plate; the weighing module comprises a weighing force sensor, a linkage block and a weighing column, the linkage block is installed on the supporting module, the weighing force sensor is arranged on the weighing base, a limiting assembly is installed at one end of the weighing column, the other end of the weighing column penetrates through and extends out of the linkage block to make contact with the weighing force sensor, and the weighing column is located over the weighing force sensor. The weighing column and the weighing weight sensor are installed in a split mode and are not in hard connection, and when the weighing flat plate is subjected to high-frequency impact, the posture of the weighing weight sensor is ensured to be in a natural state, so that the weighing precision of the device is ensured, the service life of the weighing weight sensor is prolonged, and the effect of maintenance work of the device is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of vehicle weighing, in particular to a vehicle high-speed dynamic weighing device. BACKGROUND

[0002] The non-stop high-speed dynamic weighing detection is a law enforcement mode that uses high-tech dynamic detection technology to monitor equipment, and implements dynamic detection on each freight vehicle passing through the highway checkpoint through non-site law enforcement, and implements punishment on illegal vehicles and drivers according to electronic data. Mainly includes: weighing detection, snapshot, identification of license plate number, etc.

[0003] At present, the market of the flat type high-speed dynamic weighing device in the non-stop overload detection station is expanding. The flat type high-speed dynamic weighing device is that the weighing base part in the weighing device is poured with concrete in the ground deep groove, the weighing sensor is fixed on the fixed plate at the bottom of the weighing base by bolts, and then the weighing plate is fixed on the weighing sensor by bolts. The fixed plate, the weighing sensor and the weighing plate are hard connected and fastened as a whole. The weighing plate above the weighing base is subjected to high frequency impact, that is, external force, which easily causes the posture of the weighing sensor to be distorted, thereby damaging the linear structure, damaging the weighing sensor, affecting the weighing accuracy, reducing the service life of the weighing sensor and increasing the maintenance work of the device.

[0004] For the related technology in the above, the inventor believes that the fixed plate, the weighing sensor and the weighing plate in the weighing device are fastened as a whole, the weighing plate is easily subjected to external force to cause the posture of the weighing sensor to be distorted, thereby damaging the linear structure, affecting the weighing accuracy, reducing the service life of the weighing sensor and increasing the maintenance work of the device. CONTENT OF THE UTILITY MODEL

[0005] In order to improve the problem that the fixed plate, the weighing sensor and the weighing plate in the weighing device are fastened as a whole, the weighing plate is subjected to external force to cause the posture of the weighing sensor to be distorted, thereby damaging the linear structure, affecting the weighing accuracy and reducing the service life of the weighing sensor, the present application provides a vehicle high-speed dynamic weighing device.

[0006] The vehicle high-speed dynamic weighing device provided by the present application adopts the following technical scheme:

[0007] A vehicle high-speed dynamic weighing device, comprising a weighing base and a weighing plate installed on the weighing base, a support module and a plurality of weighing modules are arranged in the weighing base, the weighing plate is connected with the top of the support module, and the support module and the weighing plate are linked;

[0008] The weighing module comprises a weighing force sensor, a linkage block and a weighing column, the linkage block is installed on the support module, the weighing force sensor is arranged on the weighing base, one end of the weighing column is installed with a limiting assembly, the other end of the weighing column penetrates through and extends out of the linkage block and contacts with the weighing force sensor, and the weighing column is located directly above the weighing force sensor.

[0009] By adopting the above technical scheme, the weighing base and the weighing plate jointly constitute the shell of the vehicle high-speed dynamic weighing device, the weighing base provides an installation basis for the plurality of weighing modules and support modules, one side of the weighing plate is used for the driving of the vehicle, and the other side is connected with the support module, the linkage block in the weighing module is connected with the support module, the linkage block is connected with the weighing column, the weight of the vehicle can be applied to the weighing column through the stress generated by the deformation of the weighing plate, the support module and the linkage block, the weighing column is in abutment with the weighing force sensor, the stress is applied to the weighing force sensor, the weighing force sensor obtains a data signal, the weighing column is located directly above the weighing force sensor, the data obtained by the weighing force sensor is more accurate, the weighing force sensor is located in the weighing base, the stress generated by the weight of the measured driving vehicle is applied to the weighing column, and the weighing column is applied to the weighing force sensor, the weighing column and the weighing force sensor are not hard connected in the structure, the posture of the weighing force sensor is not twisted when the weighing plate is subjected to high-frequency impact, the natural state is ensured, the weighing precision of the device can be ensured, the service life of the weighing force sensor is improved, and the maintenance work of the device is reduced.

[0010] Optionally, a connecting hole for penetrating and connecting the weighing column is formed in the linkage block, and an arc surface matched with the weighing force sensor is arranged on one end of the weighing column close to the weighing force sensor.

[0011] By adopting the above technical scheme, the connecting hole is arranged to facilitate the installation of the weighing column on the linkage block, the linkage between the weighing column and the linkage block is realized, the arc surface at the end of the weighing column facilitates stress concentration, better stress transmission and concentration, stress dispersion is reduced, and the measurement precision and stability of the weighing force sensor are improved, and meanwhile, the arc surface can reduce the occurrence of the offset phenomenon between the weighing column and the weighing force sensor.

[0012] Optionally, the limiting assembly comprises an elastic washer, a mounting nut and a limiting plate, and the elastic washer, the mounting nut and the limiting plate are sequentially sleeved on one end of the weighing column close to the weighing plate.

[0013] By adopting the above technical scheme, the elastic washer and the mounting nut are arranged to fixedly install one end of the weighing column on the linkage block, realize the linkage between the linkage block and the weighing column, and transmit the stress on the weighing plate to the weighing column, so that the weighing column is in abutment with the weighing force sensor to obtain a data signal.

[0014] Optionally, a connecting piece is installed on the limiting plate, and one end of the connecting piece is connected with the linkage block.

[0015] By adopting the above technical scheme, the connecting piece is arranged to fix the limiting plate on the linkage block, and the limiting plate and the connecting piece can fix one end of the weighing column on the linkage block to prevent the weighing column from moving or loosening, the limiting plate can also bear force and load, effectively preventing the weighing column from vibrating when being strained, and further ensuring the stability and safety of the device.

[0016] Optionally, the supporting module comprises a bottom support and a plurality of side plates, the bottom support is installed in the weighing base, a plurality of the side plates are installed on the bottom support, one end of each side plate is connected with the side surface of the weighing base, and the other end is installed on the side surface of the bottom support, and the linkage block is installed between two adjacent side plates.

[0017] By adopting the above technical scheme, the bottom support provides an installation basis for the plurality of side plates and the linkage block between the adjacent side plates, the side plate provides an installation basis for the linkage block, the bottom support is connected with the weighing flat plate, the linkage block and the weighing column are fixed by the arrangement of the bottom support and the side plate, the weighing column and the weighing force sensor in the weighing base are separately arranged and are not hard connected, which can avoid the posture distortion of the weighing force sensor and further damage the linear structure, improve the service life of the weighing force sensor, and improve the measurement accuracy of the weighing force sensor.

[0018] Optionally, an auxiliary module is further installed in the weighing base, the auxiliary module is located on one side of the weighing module, a rib plate is installed between the side surface of the bottom support and the side surface in the weighing base, the auxiliary module comprises a mounting seat, the mounting seat is arranged at the bottom of the weighing base, a limiting seat is installed between the side plate and the rib plate, an adjusting groove is arranged on the limiting seat, a fastener is connected with the mounting seat, the head of the fastener is installed on the mounting seat, the other end of the fastener passes through the adjusting groove and is sequentially connected with a gasket and a pre-tightening nut.

[0019] By adopting the above technical scheme, the auxiliary module is arranged on one side of the weighing module to further support the weighing module and prevent the weighing module from loosening, the side plate installed in cooperation with the weighing module can be fixedly installed with the limiting seat, the installation of the mounting seat provides a mounting basis for the installation of the fastener, the installation of the adjusting groove provides a moving and adjusting space for the movement of the fastener, the fastener can be adjusted in a small range in the adjusting groove according to the actual installation requirement of the actual weighing force sensor, so that the weighing force sensor is better in a suitable stress state, and the vehicle weight is more accurately measured, the gasket and the pre-tightening nut are connected in cooperation to further fix the mounting seat and the limiting seat, the weighing force sensor is fixed and locked, the weighing force sensor is ensured to be in a stable installation position, the weighing force sensor is prevented from loosening and shifting under the condition of vibration caused by high-speed passing of the vehicle, and thus the vehicle weight can be accurately measured, and the weighing data is more reliable and accurate.

[0020] Optionally, a base is arranged on the inner bottom of the weighing base, and the weighing force sensor is installed on the base.

[0021] By adopting the above technical scheme, the base can uniformly transmit the load borne by the weighing force sensor to the base, avoid measurement error caused by uneven load, and ensure the stability and measurement accuracy of the weighing force sensor in practical use.

[0022] Optionally, a first fixing block is installed on one side of the linkage block close to the weighing plate, a first installation opening is formed in the weighing plate, the first installation opening is located above the first fixing block, and a first sealing cover plate is arranged on the first installation opening.

[0023] By adopting the above technical scheme, the first fixing block provides a mounting basis for the first sealing cover plate, the first installation opening facilitates the installation and adjustment of the limiting assembly of the weighing module, the first sealing cover plate can effectively prevent external substances such as rainwater and sand from entering the inside of the weighing plate, thereby protecting the weighing module and related structures from pollution and damage, ensuring the sealing property of the weighing plate, avoiding error of the weighing force sensor caused by external environmental factors (such as dust and moisture), and thus ensuring the accuracy and stability of the device.

[0024] Optionally, a pad is arranged on the mounting seat, a second fixing block is installed on the pad, a second installation opening is formed in the weighing plate, the second installation opening is located above the second fixing block, and a second sealing cover plate is arranged on the second installation opening.

[0025] By adopting the technical scheme, the cushion block provides a mounting base for the second fixing block, the second mounting hole provides space for mounting and adjusting the position of the washer and the pre-tightening nut on the fastener, the second fixing block provides a mounting base for the second sealing cover plate, and the second sealing cover plate can effectively prevent external substances such as rainwater and sand from entering the inside of the auxiliary module of the weighing platform, avoid the auxiliary module and the weighing module from being contaminated and damaged, and further ensure the accuracy and stability of the weighing measurement of the device.

[0026] Optionally, a plurality of protrusions are arranged on the side of the weighing platform away from the support module.

[0027] By adopting the technical scheme, the protrusions can increase the friction between the vehicle running on the weighing platform and the weighing platform, help to more accurately measure the weight of the measured vehicle, reduce the measurement error caused by speed change, prevent skidding at high speed, ensure the stable running of the vehicle, and further improve the safety and durability of the vehicle high-speed dynamic weighing device.

[0028] In summary, the present application has at least one of the following beneficial technical effects:

[0029] 1. The weighing platform is connected with the support module, the support module is connected with the linkage block in the weighing module, and the linkage block is connected with the weighing column, so that the stress generated by the deformation of the measured running vehicle on the weighing platform is applied to the weighing column through the support module and the linkage block, the weighing force sensor is located in the weighing base, the weighing column and the weighing force sensor are separately arranged, are not hard connected, and abut against each other when stressed, the stress generated by the vehicle is applied to the weighing force sensor, so that the weighing force sensor obtains a data signal, the posture of the weighing force sensor is not twisted when the weighing platform is subjected to high-frequency impact, the natural state is ensured, the weighing precision of the device is ensured, the service life of the weighing force sensor is improved, and the maintenance work of the device is reduced.

[0030] 2. The auxiliary module can further support the weighing module and prevent the weighing module from loosening, the fixing seat and the limiting seat are fixed and connected through the cooperation of the washer and the pre-tightening nut, the weighing force sensor is fixed and locked, the weighing force sensor is ensured to be in a stable installation position, the weighing force sensor is prevented from loosening and shifting under the condition of high-speed vehicle passing and generating vibration, and the vehicle weight can be accurately measured, so that the weighing data of the device is more reliable and accurate. BRIEF DESCRIPTION OF DRAWINGS

[0031] Figure 1 is a schematic view of the overall structure of the vehicle high-speed dynamic weighing device of the embodiment of the present application;

[0032] Figure 2is a partial structure schematic view of a vehicle high-speed dynamic weighing device of an embodiment of the present application;

[0033] Figure 3 is a whole structure schematic view of a weighing module and an auxiliary module in a vehicle high-speed dynamic weighing device of an embodiment of the present application;

[0034] Figure 4 is a structure schematic view of the weighing module in the vehicle high-speed dynamic weighing device of the embodiment of the present application;

[0035] Figure 5 is a top view of the weighing module in the vehicle high-speed dynamic weighing device of the embodiment of the present application;

[0036] Figure 6 is Figure 5 a sectional view of the above A-A;

[0037] Figure 7 is a structure schematic view of the auxiliary module in the vehicle high-speed dynamic weighing device of the embodiment of the present application;

[0038] Figure 8 is a top view of the auxiliary module in the vehicle high-speed dynamic weighing device of the embodiment of the present application;

[0039] Figure 9 is Figure 8 a sectional view of the above B-B.

[0040] Marked explanation:

[0041] 1, weighing base; 11, base; 2, weighing plate; 21, first mounting port; 22, second mounting port; 23, protrusion; 24, first sealing cover plate; 25, second sealing cover plate; 3, support module; 31, bottom support; 32, side plate; 4, weighing module; 41, weighing force sensor; 42, linkage block; 421, connecting hole; 43, weighing column; 431, camber surface; 44, limiting assembly; 441, elastic washer; 442, mounting nut; 443, limiting plate; 444, connecting piece; 45, first fixed block; 5, auxiliary module; 51, rib plate; 52, mounting seat; 53, limiting seat; 531, adjusting groove; 54, fastener; 541, gasket; 542, pre-tightening nut; 55, pad block; 56, second fixed block; 57, support. DETAILED DESCRIPTION

[0042] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0043] In the description of the utility model, it is necessary to understand that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more features. In the description of the utility model, the meaning of "a plurality of" is two or more, unless otherwise specified.

[0044] In the description of the utility model, it should be explained that, unless otherwise specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be mechanically connected, or it can be electrically connected, it can be directly connected, or indirectly connected through an intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood through specific circumstances.

[0045] The following will be described in detail in combination with the drawings Figures 1-9 The application is further described in detail.

[0046] The embodiment of the application discloses a kind of vehicle high-speed dynamic weighing devices, refer to Figure 1 、 Figure 2 And Figure 3 Vehicle high-speed dynamic weighing device includes weighing base 1 and the weighing platform 2 of installation on weighing base 1, support module 3 and several weighing modules 4 are provided in weighing base 1, weighing platform 2 is connected with the top of support module 3 to support module 3 and weighing platform 2 linkage.

[0047] Weighing module 4 includes weighing force sensor 41, linkage block 42 and weighing column 43, linkage block 42 is installed on support module 3, weighing force sensor 41 is arranged on weighing base 1, one end of weighing column 43 is installed with limit component 44, the other end passes through and extends linkage block 42 and is in contact with weighing force sensor 41, weighing column 43 is located directly above weighing force sensor 41.

[0048] The weighing base 1 and the weighing plate 2 jointly constitute a housing of the vehicle high-speed dynamic weighing device, the support module 3 is integrally installed in the weighing base 1, a plurality of weighing modules 4 are arranged in the weighing base 1, the weighing module 4 is arranged at each corner of the weighing base 1, and according to the length of the weighing base 1 and the weighing plate 2, a plurality of weighing modules 4 are arranged in the weighing base 1, so as to ensure the measurement accuracy and precision of the device.

[0049] One plane of the weighing plate 2 is used for driving of the high-speed vehicle, and the other plane is connected with the support module 3. The linkage block 42 in the weighing module 4 is connected with the support module 3, the linkage block 42 is connected with the weighing column 43, the weight of the vehicle can be applied to the weighing column 43 through the stress generated by the deformation of the weighing plate 2, the support module 3 and the linkage block 42, the weighing column 43 is in abutment with the weighing force sensor 41, the stress is applied to the weighing force sensor 41, the weighing force sensor 41 obtains a data signal, the weighing column 43 is located directly above the weighing force sensor 41, and the data obtained by the weighing force sensor 41 is more accurate. The weighing force sensor 41 is located in the weighing base 1, the stress generated by the weight of the driving vehicle is applied to the weighing column 43, the weighing column 43 is located above the weighing force sensor 41 and is not directly connected, the weighing column 43 is further applied to the weighing force sensor 41, the weighing column 43 and the weighing force sensor 41 are separately arranged in the structure and are not hard connected, the posture of the weighing force sensor 41 is not twisted when the weighing plate 2 is subjected to high-frequency impact, the natural state is ensured, the weighing precision of the device is ensured, the service life of the weighing force sensor 41 is prolonged, and the maintenance work of the device is reduced.

[0050] The connection hole 421 for penetrating and connecting the weighing column 43 is arranged on the linkage block 42, the weighing column 43 is installed on the linkage block 42 through the connection hole 421, the weighing column 43 is linked with the linkage block 42, the stress of the driving vehicle on the weighing plate 2 is transmitted to the weighing column 43, hard connection is avoided between the weighing column 43 and the weighing force sensor 41, the weighing force sensor 41 is kept in a natural state, the weighing precision is ensured, the service life of the weighing force sensor 41 is prolonged, and the maintenance work of the device is reduced.

[0051] Referring to Figure 4 , Figure 5 and Figure 6The arc surface 431 of the weighing column 43 at the end close to the weighing force sensor 41 is arranged to facilitate stress concentration, better transmission and concentration of stress, reduce the dispersion of stress, thereby improve the measurement accuracy and stability of the weighing force sensor 41, avoid damage to the weighing force sensor 41 due to excessive local stress, prolong the service life of the weighing force sensor 41, and at the same time, the arc arrangement can reduce the offset phenomenon between the weighing column 43 and the weighing force sensor 41, and is suitable for different stress, ensures the measurement accuracy and stability of the weighing force sensor 41 under different directions and angles of stress, and the arc arrangement can reduce the friction between the contact surface of the weighing column 43 and the weighing force sensor 41, reduce the wear between them, and prolong the service life of the device.

[0052] The limiting component 44 includes an elastic washer 441, a mounting nut 442 and a limiting plate 443, the elastic washer 441, the mounting nut 442 and the limiting plate 443 are sequentially sleeved on the end of the weighing column 43 close to the weighing plate 2, the elastic washer 441 and the mounting nut 442 are used to fixedly install the end of the weighing column 43 on the linkage block 42, realize the linkage between the linkage block 42 and the weighing column 43, transmit the stress on the weighing plate 2 to the weighing column 43, and make the weighing column 43 abut against the weighing force sensor 41 to obtain a data signal. The elastic washer 541 can absorb the vibration generated by the weighing column 43, and provide additional fastening force for the weighing column 43, prevent the mounting nut 442 from loosening, and thereby improve the stability and reliability of the connection of the weighing column 43 on the linkage block 42.

[0053] The connecting piece 444 is installed on the limiting plate 443, one end of the connecting piece 444 is connected with the linkage block 42, the connecting piece 444 fixedly installs the limiting plate 443 on the linkage block 42, the limiting plate 443 and the connecting piece 444 can stably fix the end of the weighing column 43 on the linkage block 42, prevent the weighing column 43 from moving or loosening, the limiting plate 443 also bears force and load, effectively prevent the weighing column 43 from vibrating when it is strained, and thereby ensure the stability and safety of the device. In this application, the connecting piece 444 is a screw, which is convenient to install and can realize fixed connection of the limiting plate 443 and the linkage block 42.

[0054] The support module 3 comprises a bottom support 31 installed in the weighing base 1 and a plurality of side plates 32 installed on the bottom support 31, one end of the side plates 32 being connected to the side of the weighing base 1 and the other end being installed on the side of the bottom support 31, a linkage block 42 being fixedly installed between adjacent two side plates 32, the adjacent two side plates 32 being fixedly connected, the bottom support 31 providing an installation base for the plurality of side plates 32 and the linkage block 42 between the adjacent side plates 32, the side plates 32 providing an installation base for the linkage block 42, the bottom support 31 being connected to the weighing platform 2, the linkage block 42 and the weighing column 43 being fixedly connected through the bottom support 31 and the side plates 32, the weighing force sensor 41 being located in the weighing base 1, the weighing column 43 and the weighing force sensor 41 not being connected between them, being provided in a split manner and not belonging to hard connection, so as to avoid the posture distortion of the weighing force sensor 41 and further damage the linear structure of the weighing force sensor 41, improve the service life of the weighing force sensor 41, and at the same time provide the measurement accuracy of the weighing force sensor 41.

[0055] In the present application, the side plates 32 are clamped on the bottom support 31, and a gap space is provided between the side plates 32 and the bottom in the weighing base 1, so as to ensure that there is a space for strain when the weighing platform 2 generates strain.

[0056] Referring to Figure 2 , Figure 7 , Figure 8 and Figure 9 , the auxiliary module 5 is further installed in the weighing base 1, the auxiliary module 5 being located on one side of the weighing module 4, the auxiliary module 5 being capable of further fixing and supporting the weighing module 4 and preventing the weighing module 4 from loosening.

[0057] The auxiliary module 5 comprises a mounting seat 52 provided in the bottom of the weighing base 1, a rib plate 51 being installed between the side of the bottom support 31 and the side of the weighing base 1, a limiting seat 53 being installed between the side plate 32 and the rib plate 51, i.e. the limiting seat 53 being installed on one side of the weighing module 4, the limiting seat 53 being provided with an adjusting groove 531, the mounting seat 52 being connected with a fastener 54, the head of the fastener 54 being installed on the mounting seat 52, the other end of the fastener 54 being connected with a gasket 541 and a pre-tightening nut 542 in sequence through the adjusting groove 531. The rib plate 51 cooperates with the side plate 32 installed on the weighing module 4 to fixedly install the limiting seat 53 on one side of the weighing module 4, the adjusting groove 531 provides movement and adjustment space for the movement of the fastener 54, the actual installation requirement of the actual weighing force sensor 41 can be met, the fastener 54 is adjusted in a small range in the adjusting groove 531 to adjust the weighing force sensor 41, so as to better make the weighing force sensor 41 in a suitable stress state and more accurately measure the weight of the vehicle.

[0058] The mounting seat 52 and the limiting seat 53 are fixedly installed through the cooperation and connection of the gasket 541 and the pre-tightening nut 542, the weighing force sensor 41 on one side is fixed and locked, the weighing force sensor 41 is ensured to be in a stable installation position, and the weighing force sensor 41 is prevented from loosening, shifting and falling in the case of vibration and the like caused by high-speed passing of the vehicle, and then the vehicle weight can be accurately measured, and the weighing data is more reliable and accurate. The pre-tightening nut 542 provides a certain pre-tightening force in the installation process, so as to ensure that a proper clamping force is maintained under the conditions of device vibration or variable load, the risk of loosening and falling of the weighing column 43 is reduced, and the stability and safety of the connection are enhanced.

[0059] The base 11 is arranged on the inner bottom of the weighing base 1, the load borne by the weighing force sensor 41 is evenly transmitted to the base 11, measurement errors caused by uneven load are avoided, and the stability and measurement accuracy of the weighing force sensor 41 in the practical process are ensured. The weighing force sensor 41 is installed on the base 11, the bracket 57 is arranged between the mounting seat 52 and the weighing force sensor 41, the bracket 57 connects the auxiliary module 5 and the weighing module 4, the weighing module 4 is further fixed and prevented from loosening, the weighing module 4 is kept in a stable state, and the accuracy and precision of vehicle measurement are ensured.

[0060] The first fixing block 45 is arranged on one side of the linkage block 42 close to the weighing platform 2, the first fixing block 45 provides an installation basis for the first sealing cover plate 24, the first installation opening 21 is arranged on the weighing platform 2 and located above the first fixing block 45, and the first sealing cover plate 24 is arranged on the first installation opening 21. The first installation opening 21 facilitates installation and adjustment of the limiting assembly 44 of the weighing module 4, and the first sealing cover plate 24 can effectively prevent rainwater, sand and other external substances from entering the inside of the weighing platform 2, thereby protecting the weighing module 4 and related structures from pollution and damage, ensuring the sealing property of the weighing platform 2, avoiding errors of the weighing force sensor 41 caused by external environmental factors (such as dust and moisture), and ensuring the accuracy and stability of the device.

[0061] The gasket 541 and the pre-tightening nut 542 are arranged on the pad 55, the second fixing block 56 is arranged on the pad 55, the pad 55 provides an installation basis for the second fixing block 56, the second installation opening 22 is arranged on the weighing platform 2 and located above the second fixing block 56, and the second sealing cover plate 25 is arranged on the second installation opening 22. The second installation opening 22 provides a space for installation and adjustment of the gasket 541 and the pre-tightening nut 542 on the fastener 54, the second fixing block 56 provides an installation basis for the second sealing cover plate 25, and the second sealing cover plate 25 can effectively prevent rainwater, sand and other external substances from entering the inside of the auxiliary module 5 of the weighing platform 2, avoid pollution and damage of the auxiliary module 5 and the weighing module 4, and then ensure the accuracy and stability of the weighing measurement of the device.

[0062] The plurality of protrusions 23 are arranged on the side of the weighing platform 2 away from the support module 3, and can increase the friction between the vehicle running on the weighing platform 2 and the weighing platform 2, help to more accurately measure the weight of the vehicle to be measured, reduce the measurement error caused by speed change, and at the same time, the protrusions 23 can prevent the phenomenon of skidding when running at high speed, ensure the stable running of the vehicle, and further improve the safety and durability of the vehicle high-speed dynamic weighing device body.

[0063] The vehicle high-speed dynamic weighing device according to an embodiment of the present application comprises a weighing base 1 and a weighing platform 2, which jointly constitute the shell of the device; a plurality of weighing modules 4 are arranged in the weighing base 1 to measure the weight of the vehicle running on the weighing platform 2; the weighing platform 2 is connected with the support module 3; the support module 3 is connected with a linkage block 42 in the weighing module 4; the linkage block 42 is connected with a weighing column 43; a weighing force sensor 41 is arranged in the weighing base 1; the weighing column 43 and the weighing force sensor 41 are separately arranged and are not hard connected; the weighing force sensor 41 can ensure a natural state, that is, the stress generated by the deformation of the vehicle to be measured running on the weighing platform 2 is transmitted to the weighing column 43 through the support module 3 and the linkage block 42; when stressed, the weighing column 43 abuts against the weighing force sensor 41, and the stress generated by the vehicle is transmitted to the weighing force sensor 41, so that the weighing force sensor 41 obtains a data signal; when the weighing platform 2 is subjected to high-frequency impact, the posture of the weighing force sensor 41 is not twisted to ensure the natural state, which can ensure the weighing precision of the device, prolong the service life of the weighing force sensor 41, and reduce the maintenance work of the device.

[0064] The surface where the weighing force sensor 41 and the weighing column 43 are in contact is arc-shaped, which can reduce the dispersion of stress, facilitate stress concentration, better transmit and concentrate stress, and improve the measurement precision and stability of the weighing force sensor 41; the limiting assembly 44 fixes the weighing column 43 on the linkage block 42 to prevent the weighing column 43 from moving or loosening, and can also bear force and load, effectively prevent the weighing column 43 from vibrating when strained, and ensure the stability and safety of the device.

[0065] The auxiliary module 5 can further support the weighing module 4 and prevent the weighing module 4 from loosening. The fixed mounting seat 52 and the limiting seat 53 are fixedly connected through the cooperation of the gasket 541 and the pre-tightening nut 542, the similar weighing force sensors 41 are fixed and locked, the weighing force sensors 41 are ensured to be in stable installation positions, the weighing force sensors 41 are prevented from loosening and shifting in the case of vibration caused by high-speed passing of the vehicle, and then the vehicle weight can be accurately measured, the weighing data of the device is more reliable and accurate, the first sealing cover plate 24 and the second sealing cover plate 25 effectively prevent external substances from entering the inside of the weighing platform 2, the weighing module 4 and related structures are protected from pollution and damage, and the accuracy and stability of the device are ensured, the protrusions 23 on the weighing platform 2 can increase the friction between the vehicle running on the weighing platform 2 and the weighing platform 2, the phenomenon of slipping is prevented in high-speed driving, the stable driving of the vehicle is ensured, and then the safety and durability of the high-speed dynamic weighing device body of the vehicle are improved.

[0066] The above are preferred embodiments of the present application, and do not limit the protection scope of the present application, so: any equivalent changes made according to the structure, shape, principle of the present application should be covered within the protection scope of the present application.

Claims

1. A vehicle high speed dynamic weighing apparatus, characterized by: The weighing base (1) is provided with a support module (3) and a plurality of weighing modules (4), and the weighing platform (2) is connected with the top of the support module (3) and linked with the support module (3). The weighing module (4) comprises a weighing force sensor (41), a linkage block (42) and a weighing column (43), the linkage block (42) is installed on the support module (3), the weighing force sensor (41) is arranged on the weighing base (1), one end of the weighing column (43) is provided with a limiting assembly (44), the other end of the weighing column (43) penetrates through the linkage block (42) and is in contact with the weighing force sensor (41), and the weighing column (43) is located directly above the weighing force sensor (41).

2. The vehicle high speed dynamic weighing device according to claim 1, characterized in that: An connecting hole (421) for penetrating and connecting the weighing column (43) is formed in the linkage block (42), and an arc surface (431) matched with the weighing force sensor (41) is arranged on one end of the weighing column (43) close to the weighing force sensor (41).

3. The vehicle high speed dynamic weighing apparatus according to claim 1, characterized in that: The limiting assembly (44) comprises an elastic washer (441), a mounting nut (442) and a limiting plate (443), and the elastic washer (441), the mounting nut (442) and the limiting plate (443) are sequentially sleeved on one end of the weighing column (43) close to the weighing platform (2).

4. The vehicle high speed dynamic weighing device according to claim 3, characterized in that: A connecting piece (444) is installed on the limiting plate (443), and one end of the connecting piece (444) is connected with the linkage block (42).

5. The vehicle high speed dynamic weighing apparatus according to claim 1, characterized in that: The support module (3) comprises a bottom support (31) and a plurality of side plates (32), the bottom support (31) is installed in the weighing base (1), a plurality of the side plates (32) are installed on the bottom support (31), one end of each side plate (32) is connected with the side surface of the weighing base (1), the other end of each side plate (32) is installed on the side surface of the bottom support (31), and the linkage block (42) is installed between two adjacent side plates (32).

6. The vehicle high speed dynamic weighing device according to claim 5, characterized in that: An auxiliary module (5) is also installed in the weighing base (1), the auxiliary module (5) is located on one side of the weighing module (4), a rib plate (51) is installed between the side surface of the bottom support (31) and the side surface in the weighing base (1), the auxiliary module (5) comprises a mounting seat (52), the mounting seat (52) is arranged at the bottom in the weighing base (1), a limiting seat (53) is installed between the side plate (32) and the rib plate (51), an adjusting groove (531) is arranged on the limiting seat (53), a fastener (54) is connected with the mounting seat (52), the head of the fastener (54) is installed on the mounting seat (52), the other end of the fastener (54) penetrates through the adjusting groove (531) and is sequentially connected with a gasket (541) and a pre-tightening nut (542).

7. The vehicle high speed dynamic weighing device according to claim 6, characterized in that: The bottom of the weighing base (1) is provided with a base (11), the weighing force sensor (41) is installed on the base (11), and a support (57) is installed between the mounting seat (52) and the weighing force sensor (41).

8. The vehicle high speed dynamic weighing apparatus according to claim 1, characterized in that: One side of the linkage block (42) close to the weighing plate (2) is provided with a first fixed block (45), the weighing plate (2) is provided with a first installation opening (21), the first installation opening (21) is located above the first fixed block (45), and the first installation opening (21) is provided with a first sealing cover plate (24).

9. The vehicle high speed dynamic weighing apparatus according to claim 6, characterized in that: The mounting seat (52) is provided with a cushion block (55), the cushion block (55) is provided with a second fixed block (56), the weighing plate (2) is provided with a second installation opening (22), the second installation opening (22) is located above the second fixed block (56), and the second installation opening (22) is provided with a second sealing cover plate (25).

10. The vehicle high speed dynamic weighing apparatus according to claim 1, characterized in that: The weighing plate (2) is provided with a plurality of protrusions (23) away from the supporting module (3).

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